Patent · US Expired

Monolithic LED display

US4845405A · kind A · utility

29Cited by
2References
5Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMay 8, 1987
Grant dateJul 4, 1989
Priority date
Expiry dateMay 8, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10H20/01
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

According to the present invention, and LED display comprises LED elements in a matrix arrangement of rows and columns on a substrate, only LED elements other than LED elements located in the outermost peripheral rows and columns being utilized to be driven by a driver.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.